256127910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{487}}^1$

素因数の和:917

約数の個数: 64

約数和(自身を含む): 630761472

約数和(自身を除く): 374633562

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 373, 470, 487, 705, 746, 974, 1119, 1410, 1461, 1865, 2238, 2435, 2922, 3730, 4870, 5595, 7305, 11190, 14610, 17531, 22889, 35062, 45778, 52593, 68667, 87655, 105186, 114445, 137334, 175310, 181651, 228890, 262965, 343335, 363302, 525930, 544953, 686670, 908255, 1089906, 1816510, 2724765, 5449530, 8537597, 17075194, 25612791, 42687985, 51225582, 85375970, 128063955, 256127910]

約数ペア:

[(1, 256127910), (2, 128063955), (3, 85375970), (5, 51225582), (6, 42687985), (10, 25612791), (15, 17075194), (30, 8537597), (47, 5449530), (94, 2724765), (141, 1816510), (235, 1089906), (282, 908255), (373, 686670), (470, 544953), (487, 525930), (705, 363302), (746, 343335), (974, 262965), (1119, 228890), (1410, 181651), (1461, 175310), (1865, 137334), (2238, 114445), (2435, 105186), (2922, 87655), (3730, 68667), (4870, 52593), (5595, 45778), (7305, 35062), (11190, 22889), (14610, 17531)]